Two specimens from Queensland, Australia are fossil bone fragments clearly recognizable as passeriform. They are two species of about 10 and 20 cm in overall length. This proves that some 55 mya, barely into the early Eocene, early perching birds were recognizably distinct.
Barcelona has three ports located in different areas of the city. The port where cruises dock is located at the Moll Adossat in the Port Vell (Old Port): http://bit.ly/1xh4ROk. There is a public bus service (line T3, blue buses) to the Monument a Colom as well as a taxi rank.
There is a large choice hotels near the docks of Port Barcelona, in Ciutat Vella district. Find hotels on La Rambla, near the beach or in the old Gothic Quarter. Accommodation is a short taxi drive away from the terminals.